33 things your brain doesn't know about itself

Ancient volcanic landslide triggered 800-foot 'monster' wave

Styrofoam-eating worms can fight plastic waste

Flea fossil may hold ancestor of bubonic plague

Experience the craggy beauty of Madagascar's 'stone forest'

'The Revenant' drops a full trailer of DiCaprio versus nature

Glowing sea turtle is the first biofluorescent reptile ever found

8 natural mysteries that can't be explained

Massive sinkhole swallows beach camp in Australia

Letterboxing? It's treasure hunting for nature fans

New 'tree of life' links 2.3 million species

Which U.S. states have the most endangered species? [Infographic]

Freaks of Nature

Stories You Won't Believe